Magnifier

A semi-circular magnifier for steering compass. The three legs can be extended until their hooked ends grip the verge ring and can be secured by screws.

Object Details

ID: ACO0656
Type: Magnifier
Display location: Not on display
Creator: Unknown
Date made: Unknown
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 130 mm x 75 mm x 200 mm
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